Bicycle Archive · Specification report

2003 Trek 520

Velopedia Archive ID 91971

Overview

Model year	2003
Brand	Trek
Model	520
Bicycle type	Touring
Archive ID	91971
Original MSRP	$1,099.99
Colors	Rainforest Green
Sizes	17", 19", 21", 23", 25"

Frameset

Frame construction	TIG-welded
Frame material	Chromoly
Fork	Trek
Fork material	Chromoly, unicrown crown
Rear shock	N/A

Drivetrain

Component group	Touring Mix
Shifters	Shimano Dura-Ace bar-end
Front derailleur	Shimano 105
Rear derailleur	Shimano Deore LX SGS
Crankset	Shimano 105 Triple, 30/42/52 teeth
Bottom bracket	Shimano BB-5500, 118.5mm spindle
BB shell width	68mm English
Rear cogs	9-speed, 11 - 32 teeth
Chain	1/2 x 3/32"
Pedals	Shimano PD-M515 SPD

Brakes

Brakes	Avid Single Digit 5 brakes, Dia-Compe 287 levers

Cockpit & contact points

Headset	1 1/8" threadless Cane Creek C1
Handlebar	Bontrager Select
Handlebar extensions	Not included
Stem	Bontrager Race
Saddle	Trek CRZ+
Seatpost	Bontrager Sport

Wheels & tires

Hubs	Shimano Deore LX
Rims	Bontrager Fairlane, 32-hole
Spokes	Stainless steel, 14ga. (2.0mm) straight gauge
Spoke nipples	Brass nipples
Front tire	700 x 35c Bontrager Select
Wheel size	700c wheels

Geometry · Legacy reference

Top tube	555 mm
Head-tube angle	71°
Seat-tube angle	73.5°
Chainstay / rear center	450 mm
Wheelbase	1057 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 4, 2026.